How to use pluginLoader method in stryker-parent

Best JavaScript code snippet using stryker-parent

PluginLoader.test.ts

Source:PluginLoader.test.ts Github

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1/*2 * Copyright The OpenTelemetry Authors3 *4 * Licensed under the Apache License, Version 2.0 (the "License");5 * you may not use this file except in compliance with the License.6 * You may obtain a copy of the License at7 *8 * https://www.apache.org/licenses/LICENSE-2.09 *10 * Unless required by applicable law or agreed to in writing, software11 * distributed under the License is distributed on an "AS IS" BASIS,12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16import { NoopTracerProvider, diag } from '@opentelemetry/api';17import * as assert from 'assert';18import * as path from 'path';19import sinon = require('sinon');20import {21 HookState,22 PluginLoader,23 Plugins,24 searchPathForTest,25 ENV_PLUGIN_DISABLED_LIST,26} from '../../src/platform/node/old/PluginLoader';27const INSTALLED_PLUGINS_PATH = path.join(__dirname, 'node_modules');28/* eslint-disable node/no-extraneous-require */29const simplePlugins: Plugins = {30 'simple-module': {31 enabled: true,32 path: '@opentelemetry/plugin-simple-module',33 ignoreMethods: [],34 ignoreUrls: [],35 },36};37const httpPlugins: Plugins = {38 http: {39 enabled: true,40 path: '@opentelemetry/plugin-http-module',41 ignoreMethods: [],42 ignoreUrls: [],43 },44};45const disablePlugins: Plugins = {46 'simple-module': {47 enabled: false,48 path: '@opentelemetry/plugin-simple-module',49 },50 nonexistent: {51 enabled: false,52 path: '@opentelemetry/plugin-nonexistent-module',53 },54};55const nonexistentPlugins: Plugins = {56 nonexistent: {57 enabled: true,58 path: '@opentelemetry/plugin-nonexistent-module',59 },60};61const missingPathPlugins: Plugins = {62 'simple-module': {63 enabled: true,64 },65 nonexistent: {66 enabled: true,67 },68};69const supportedVersionPlugins: Plugins = {70 'supported-module': {71 enabled: true,72 path: '@opentelemetry/plugin-supported-module',73 },74};75const notSupportedVersionPlugins: Plugins = {76 'notsupported-module': {77 enabled: true,78 path: 'notsupported-module',79 },80};81const alreadyRequiredPlugins: Plugins = {82 'already-require-module': {83 enabled: true,84 path: '@opentelemetry/plugin-supported-module',85 },86};87const differentNamePlugins: Plugins = {88 'random-module': {89 enabled: true,90 path: '@opentelemetry/plugin-http-module',91 },92};93describe('PluginLoader', () => {94 const provider = new NoopTracerProvider();95 before(() => {96 module.paths.push(INSTALLED_PLUGINS_PATH);97 searchPathForTest(INSTALLED_PLUGINS_PATH);98 });99 afterEach(() => {100 // clear require cache101 Object.keys(require.cache).forEach(key => delete require.cache[key]);102 sinon.restore();103 });104 describe('.state()', () => {105 it('returns UNINITIALIZED when first called', () => {106 const pluginLoader = new PluginLoader(provider);107 assert.strictEqual(pluginLoader['_hookState'], HookState.UNINITIALIZED);108 });109 it('transitions from UNINITIALIZED to ENABLED', () => {110 const pluginLoader = new PluginLoader(provider);111 pluginLoader.load(simplePlugins);112 assert.strictEqual(pluginLoader['_hookState'], HookState.ENABLED);113 pluginLoader.unload();114 });115 it('transitions from ENABLED to DISABLED', () => {116 const pluginLoader = new PluginLoader(provider);117 pluginLoader.load(simplePlugins).unload();118 assert.strictEqual(pluginLoader['_hookState'], HookState.DISABLED);119 });120 });121 describe('.load()', () => {122 afterEach(() => {123 delete process.env[ENV_PLUGIN_DISABLED_LIST];124 });125 it('sanity check', () => {126 // Ensure that module fixtures contain values that we expect.127 const simpleModule = require('simple-module');128 const simpleModule001 = require('supported-module');129 const simpleModule100 = require('notsupported-module');130 assert.strictEqual(simpleModule.name(), 'simple-module');131 assert.strictEqual(simpleModule001.name(), 'supported-module');132 assert.strictEqual(simpleModule100.name(), 'notsupported-module');133 assert.strictEqual(simpleModule.value(), 0);134 assert.strictEqual(simpleModule001.value(), 0);135 assert.strictEqual(simpleModule100.value(), 0);136 assert.throws(() => require('nonexistent-module'));137 });138 it('should not load a plugin on the ignore list environment variable', () => {139 // Set ignore list env var140 process.env[ENV_PLUGIN_DISABLED_LIST] = 'simple-module';141 const pluginLoader = new PluginLoader(provider);142 pluginLoader.load({ ...simplePlugins, ...supportedVersionPlugins });143 assert.strictEqual(pluginLoader['plugins'].length, 0);144 const simpleModule = require('simple-module');145 assert.strictEqual(pluginLoader['plugins'].length, 0);146 assert.strictEqual(simpleModule.value(), 0);147 assert.strictEqual(simpleModule.name(), 'simple-module');148 const supportedModule = require('supported-module');149 assert.strictEqual(pluginLoader['plugins'].length, 1);150 assert.strictEqual(supportedModule.value(), 1);151 assert.strictEqual(supportedModule.name(), 'patched-supported-module');152 pluginLoader.unload();153 });154 it('should not load plugins on the ignore list environment variable', () => {155 // Set ignore list env var156 process.env[ENV_PLUGIN_DISABLED_LIST] = 'simple-module,http';157 const pluginLoader = new PluginLoader(provider);158 pluginLoader.load({159 ...simplePlugins,160 ...supportedVersionPlugins,161 ...httpPlugins,162 });163 assert.strictEqual(pluginLoader['plugins'].length, 0);164 const simpleModule = require('simple-module');165 assert.strictEqual(pluginLoader['plugins'].length, 0);166 assert.strictEqual(simpleModule.value(), 0);167 assert.strictEqual(simpleModule.name(), 'simple-module');168 const httpModule = require('http');169 assert.ok(httpModule);170 assert.strictEqual(pluginLoader['plugins'].length, 0);171 const supportedModule = require('supported-module');172 assert.strictEqual(pluginLoader['plugins'].length, 1);173 assert.strictEqual(supportedModule.value(), 1);174 assert.strictEqual(supportedModule.name(), 'patched-supported-module');175 pluginLoader.unload();176 });177 it('should not load any plugins if ignore list environment variable is set to "*"', () => {178 // Set ignore list env var179 process.env[ENV_PLUGIN_DISABLED_LIST] = '*';180 const pluginLoader = new PluginLoader(provider);181 pluginLoader.load({182 ...simplePlugins,183 ...supportedVersionPlugins,184 ...httpPlugins,185 });186 assert.strictEqual(pluginLoader['plugins'].length, 0);187 const simpleModule = require('simple-module');188 const httpModule = require('http');189 const supportedModule = require('supported-module');190 assert.strictEqual(191 pluginLoader['plugins'].length,192 0,193 'No plugins were loaded'194 );195 assert.strictEqual(simpleModule.value(), 0);196 assert.strictEqual(simpleModule.name(), 'simple-module');197 assert.ok(httpModule);198 assert.strictEqual(supportedModule.value(), 0);199 assert.strictEqual(supportedModule.name(), 'supported-module');200 pluginLoader.unload();201 });202 it('should load a plugin and patch the target modules', () => {203 const pluginLoader = new PluginLoader(provider);204 assert.strictEqual(pluginLoader['plugins'].length, 0);205 pluginLoader.load(simplePlugins);206 // The hook is only called the first time the module is loaded.207 const simpleModule = require('simple-module');208 assert.strictEqual(pluginLoader['plugins'].length, 1);209 assert.strictEqual(simpleModule.value(), 1);210 assert.strictEqual(simpleModule.name(), 'patched-simple-module');211 pluginLoader.unload();212 });213 it('should load a plugin and patch the core module', () => {214 const pluginLoader = new PluginLoader(provider);215 assert.strictEqual(pluginLoader['plugins'].length, 0);216 pluginLoader.load(httpPlugins);217 // The hook is only called the first time the module is loaded.218 const httpModule = require('http');219 assert.strictEqual(pluginLoader['plugins'].length, 1);220 assert.strictEqual(httpModule.get(), 'patched');221 pluginLoader.unload();222 });223 // @TODO: simplify this test once we can load module with custom path224 it('should not load the plugin when supported versions does not match', () => {225 const pluginLoader = new PluginLoader(provider);226 assert.strictEqual(pluginLoader['plugins'].length, 0);227 pluginLoader.load(notSupportedVersionPlugins);228 // The hook is only called the first time the module is loaded.229 require('notsupported-module');230 assert.strictEqual(pluginLoader['plugins'].length, 0);231 pluginLoader.unload();232 });233 // @TODO: simplify this test once we can load module with custom path234 it('should load a plugin and patch the target modules when supported versions match', () => {235 const pluginLoader = new PluginLoader(provider);236 assert.strictEqual(pluginLoader['plugins'].length, 0);237 pluginLoader.load(supportedVersionPlugins);238 // The hook is only called the first time the module is loaded.239 const simpleModule = require('supported-module');240 assert.strictEqual(pluginLoader['plugins'].length, 1);241 assert.strictEqual(simpleModule.value(), 1);242 assert.strictEqual(simpleModule.name(), 'patched-supported-module');243 pluginLoader.unload();244 });245 it('should not load a plugin when value is false', () => {246 const pluginLoader = new PluginLoader(provider);247 assert.strictEqual(pluginLoader['plugins'].length, 0);248 pluginLoader.load(disablePlugins);249 const simpleModule = require('simple-module');250 assert.strictEqual(pluginLoader['plugins'].length, 0);251 assert.strictEqual(simpleModule.value(), 0);252 assert.strictEqual(simpleModule.name(), 'simple-module');253 pluginLoader.unload();254 });255 it('should not load a plugin when value is true but path is missing', () => {256 const pluginLoader = new PluginLoader(provider);257 assert.strictEqual(pluginLoader['plugins'].length, 0);258 pluginLoader.load(missingPathPlugins);259 const simpleModule = require('simple-module');260 assert.strictEqual(pluginLoader['plugins'].length, 0);261 assert.strictEqual(simpleModule.value(), 0);262 assert.strictEqual(simpleModule.name(), 'simple-module');263 pluginLoader.unload();264 });265 it('should not load a non existing plugin', () => {266 const pluginLoader = new PluginLoader(provider);267 assert.strictEqual(pluginLoader['plugins'].length, 0);268 pluginLoader.load(nonexistentPlugins);269 assert.strictEqual(pluginLoader['plugins'].length, 0);270 pluginLoader.unload();271 });272 it("doesn't patch modules for which plugins aren't specified", () => {273 const pluginLoader = new PluginLoader(provider);274 pluginLoader.load({});275 assert.strictEqual(require('simple-module').value(), 0);276 pluginLoader.unload();277 });278 it('should warn when module was already loaded', () => {279 const warnStub = sinon.stub(diag, 'warn');280 require('already-require-module');281 const pluginLoader = new PluginLoader(provider);282 pluginLoader.load(alreadyRequiredPlugins);283 pluginLoader.unload();284 sinon.assert.calledOnce(warnStub);285 const message = warnStub.firstCall.args[0];286 assert.ok(message.match(/were already required when/));287 assert.ok(message.match(/(already-require-module)/));288 });289 it('should not load a plugin that patches a different module that the one configured', () => {290 const pluginLoader = new PluginLoader(provider);291 assert.strictEqual(pluginLoader['plugins'].length, 0);292 pluginLoader.load(differentNamePlugins);293 require('random-module');294 assert.strictEqual(pluginLoader['plugins'].length, 0);295 pluginLoader.unload();296 });297 });298 describe('.unload()', () => {299 it('should unload the plugins and unpatch the target module when unloads', () => {300 const pluginLoader = new PluginLoader(provider);301 assert.strictEqual(pluginLoader['plugins'].length, 0);302 pluginLoader.load(simplePlugins);303 // The hook is only called the first time the module is loaded.304 const simpleModule = require('simple-module');305 assert.strictEqual(pluginLoader['plugins'].length, 1);306 assert.strictEqual(simpleModule.value(), 1);307 assert.strictEqual(simpleModule.name(), 'patched-simple-module');308 pluginLoader.unload();309 assert.strictEqual(pluginLoader['plugins'].length, 0);310 assert.strictEqual(simpleModule.name(), 'simple-module');311 assert.strictEqual(simpleModule.value(), 0);312 });313 });...

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plugin.js

Source:plugin.js Github

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1const assert = require("assert");2const pluginLoader = require("../lib/plugin");3const TruffleError = require("truffle-error");4const originalRequire = require("original-require");5const path = require("path");6describe("plugin loader", () => {7 originalRequire("app-module-path").addPath(8 path.resolve(process.cwd(), "test/mockPlugins")9 );10 describe("checkPluginConfig", () => {11 it("throws when passed an options.plugins non-array or empty array value", () => {12 assert.throws(13 () => {14 pluginLoader.checkPluginConfig({ plugins: "string" });15 },16 TruffleError,17 "TruffleError not thrown!"18 );19 assert.throws(20 () => {21 pluginLoader.checkPluginConfig({ plugins: 1234 });22 },23 TruffleError,24 "TruffleError not thrown!"25 );26 assert.throws(27 () => {28 pluginLoader.checkPluginConfig({ plugins: { foo: "bar" } });29 },30 TruffleError,31 "TruffleError not thrown!"32 );33 assert.throws(34 () => {35 pluginLoader.checkPluginConfig({ plugins: [] });36 },37 TruffleError,38 "TruffleError not thrown!"39 );40 assert.throws(41 () => {42 pluginLoader.checkPluginConfig({ plugins: null });43 },44 TruffleError,45 "TruffleError not thrown!"46 );47 assert.throws(48 () => {49 pluginLoader.checkPluginConfig({ plugins: undefined });50 },51 TruffleError,52 "TruffleError not thrown!"53 );54 });55 it("returns options when passed a valid options.plugins array value", () => {56 assert(pluginLoader.checkPluginConfig({ plugins: ["truffle-test"] }));57 let pluginOptions = pluginLoader.checkPluginConfig({58 plugins: ["truffle-test"]59 });60 assert(pluginOptions);61 assert.deepEqual(pluginOptions, { plugins: ["truffle-test"] });62 assert(63 pluginLoader.checkPluginConfig({64 plugins: ["truffle-test", "truffle-analyze"]65 })66 );67 pluginOptions = pluginLoader.checkPluginConfig({68 plugins: ["truffle-test", "truffle-analyze"]69 });70 assert(pluginOptions);71 assert.deepEqual(pluginOptions, {72 plugins: ["truffle-test", "truffle-analyze"]73 });74 });75 });76 describe("checkPluginModules", () => {77 it("throws when options.plugins are specified but not locally or globally installed", () => {78 assert.throws(79 () => {80 pluginLoader.checkPluginModules({81 plugins: ["truffle-analyze"],82 working_directory: process.cwd()83 });84 },85 TruffleError,86 "TruffleError not thrown!"87 );88 assert.throws(89 () => {90 pluginLoader.checkPluginModules({91 plugins: ["truffle-analyze", "truffle-test"],92 working_directory: process.cwd()93 });94 },95 TruffleError,96 "TruffleError not thrown!"97 );98 });99 it("returns array of locally or globally installed options.plugins", () => {100 assert(101 pluginLoader.checkPluginModules({102 plugins: ["truffle-box"],103 working_directory: process.cwd()104 })105 );106 let pluginArray = pluginLoader.checkPluginModules({107 plugins: ["truffle-box"],108 working_directory: process.cwd()109 });110 assert(pluginArray);111 assert(Array.isArray(pluginArray) && pluginArray.length === 1);112 assert(113 pluginLoader.checkPluginModules({114 plugins: ["truffle-box", "truffle-config"],115 working_directory: process.cwd()116 })117 );118 pluginArray = pluginLoader.checkPluginModules({119 plugins: ["truffle-box", "truffle-config"],120 working_directory: process.cwd()121 });122 assert(pluginArray);123 assert(Array.isArray(pluginArray) && pluginArray.length === 2);124 });125 });126 describe("loadPluginModules", () => {127 it("throws when plugins are installed without a truffle-plugin.json configuration file", () => {128 assert.throws(129 () => {130 pluginLoader.loadPluginModules(["truffle-box"]);131 },132 TruffleError,133 "TruffleError not thrown!"134 );135 assert.throws(136 () => {137 pluginLoader.loadPluginModules(["truffle-box", "truffle-config"]);138 },139 TruffleError,140 "TruffleError not thrown!"141 );142 });143 it("returns object of plugins installed with the truffle-plugin.json file loaded", () => {144 assert(pluginLoader.loadPluginModules(["truffle-mock"]));145 let pluginObj = pluginLoader.loadPluginModules(["truffle-mock"]);146 assert(pluginObj);147 assert(typeof pluginObj === "object");148 let pluginConfig = originalRequire("truffle-mock/truffle-plugin.json");149 assert(pluginConfig === pluginObj["truffle-mock"]);150 assert(151 pluginLoader.loadPluginModules(["truffle-mock", "truffle-other-mock"])152 );153 pluginObj = pluginLoader.loadPluginModules([154 "truffle-mock",155 "truffle-other-mock"156 ]);157 assert(pluginObj);158 assert(typeof pluginObj === "object");159 pluginConfig = originalRequire("truffle-other-mock/truffle-plugin.json");160 assert(pluginConfig === pluginObj["truffle-other-mock"]);161 });162 });163 describe("load", () => {164 describe("TruffleError handling", () => {165 it("throws when passed an options.plugins non-array or empty array value", () => {166 assert.throws(167 () => {168 pluginLoader.checkPluginConfig({ plugins: "string" });169 },170 TruffleError,171 "TruffleError not thrown!"172 );173 assert.throws(174 () => {175 pluginLoader.checkPluginConfig({ plugins: 1234 });176 },177 TruffleError,178 "TruffleError not thrown!"179 );180 assert.throws(181 () => {182 pluginLoader.checkPluginConfig({ plugins: { foo: "bar" } });183 },184 TruffleError,185 "TruffleError not thrown!"186 );187 assert.throws(188 () => {189 pluginLoader.checkPluginConfig({ plugins: [] });190 },191 TruffleError,192 "TruffleError not thrown!"193 );194 assert.throws(195 () => {196 pluginLoader.checkPluginConfig({ plugins: null });197 },198 TruffleError,199 "TruffleError not thrown!"200 );201 assert.throws(202 () => {203 pluginLoader.checkPluginConfig({ plugins: undefined });204 },205 TruffleError,206 "TruffleError not thrown!"207 );208 });209 it("throws when options.plugins are specified but not locally or globally installed", () => {210 assert.throws(211 () => {212 pluginLoader.checkPluginModules({213 plugins: ["truffle-analyze"],214 working_directory: process.cwd()215 });216 },217 TruffleError,218 "TruffleError not thrown!"219 );220 assert.throws(221 () => {222 pluginLoader.checkPluginModules({223 plugins: ["truffle-analyze", "truffle-test"],224 working_directory: process.cwd()225 });226 },227 TruffleError,228 "TruffleError not thrown!"229 );230 });231 it("throws when plugins are installed without a truffle-plugin.json configuration file", () => {232 assert.throws(233 () => {234 pluginLoader.loadPluginModules(["truffle-box"]);235 },236 TruffleError,237 "TruffleError not thrown!"238 );239 assert.throws(240 () => {241 pluginLoader.loadPluginModules(["truffle-box", "truffle-config"]);242 },243 TruffleError,244 "TruffleError not thrown!"245 );246 });247 });248 it("returns object of plugins installed & truffle-plugin.json data when passed a valid options.plugins array", () => {249 assert(250 pluginLoader.load({251 plugins: ["truffle-mock"],252 working_directory: process.cwd()253 })254 );255 let pluginObj = pluginLoader.load({256 plugins: ["truffle-mock"],257 working_directory: process.cwd()258 });259 assert(pluginObj);260 assert(typeof pluginObj === "object");261 let pluginConfig = originalRequire("truffle-mock/truffle-plugin.json");262 assert(pluginConfig === pluginObj["truffle-mock"]);263 assert(264 pluginLoader.load({265 plugins: ["truffle-mock", "truffle-other-mock"],266 working_directory: process.cwd()267 })268 );269 pluginObj = pluginLoader.load({270 plugins: ["truffle-mock", "truffle-other-mock"],271 working_directory: process.cwd()272 });273 assert(pluginObj);274 assert(typeof pluginObj === "object");275 pluginConfig = originalRequire("truffle-other-mock/truffle-plugin.json");276 assert(pluginConfig === pluginObj["truffle-other-mock"]);277 });278 });...

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Using AI Code Generation

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1const pluginLoader = require('stryker-parent').pluginLoader;2const pluginLoader = require('stryker-api').pluginLoader;3const pluginLoader = require('stryker').pluginLoader;4const pluginLoader = require('stryker-parent').pluginLoader;5const pluginLoader = require('stryker-api').pluginLoader;6const pluginLoader = require('stryker').pluginLoader;7const pluginLoader = require('stryker-parent').pluginLoader;8const pluginLoader = require('stryker-api').pluginLoader;9const pluginLoader = require('stryker').pluginLoader;10const pluginLoader = require('stryker-parent').pluginLoader;11const pluginLoader = require('stryker-api').pluginLoader;12const pluginLoader = require('stryker').pluginLoader;13const pluginLoader = require('stryker-parent').pluginLoader;14const pluginLoader = require('stryker-api').pluginLoader;15const pluginLoader = require('stryker').pluginLoader;16const pluginLoader = require('stryker-parent').pluginLoader;17const pluginLoader = require('stryker-api').pluginLoader;18const pluginLoader = require('stryker').pluginLoader;19const pluginLoader = require('stryker-parent').pluginLoader;20const pluginLoader = require('stryker-api').pluginLoader;

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Using AI Code Generation

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1var pluginLoader = require('stryker-parent').pluginLoader;2var config = require('./stryker.conf.js');3pluginLoader.load(config);4pluginLoader.load(config).init();5var loadedPlugins = pluginLoader.load(config).init();6var loadedPlugins = pluginLoader.load(config).init().config();7var loadedPlugins = pluginLoader.load(config).init().config().log();8var loadedPlugins = pluginLoader.load(config).init().config().log().exec(function(loadedPlugins){9});10var loadedPlugins = pluginLoader.load(config).init().config().log().exec(function(loadedPlugins){11}).config();12var loadedPlugins = pluginLoader.load(config).init().config().log().exec(function(loadedPlugins){13}).config().log();14var loadedPlugins = pluginLoader.load(config).init().config().log().exec(function(loadedPlugins){15}).config().log().exec(function(loadedPlugins){16});

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Using AI Code Generation

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1const pluginLoader = require('stryker-parent').pluginLoader;2const plugin = pluginLoader.load('stryker-mocha-runner');3plugin.run();4module.exports = {5 run: function () {6 console.log('running plugin');7 }8};9You can find the code of the pluginLoader.load() method in the Stryker project here:

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